// <editor-fold defaultstate="collapsed" desc="GNU GPLv3 Header">
/*
 * File:   ChunkFormatPCM.java
 *
 * Copyright (C) 2013 Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * Copyright (C) 2013 David Megias Jimenez <dmegias@uoc.edu>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
// </editor-fold>
package uoc.libwave;

// <editor-fold defaultstate="collapsed" desc="imports">
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
// </editor-fold>

/**
 * Class for storing the format chunk of a WAVE audio file in PCM format and,
 * for reading and writing its content in Data I/O Streams.
 *
 * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * @version 1.0
 * @since 2013-08-04
 */
final class ChunkFormatPCM extends ChunkFormat {

    protected static short PCM_FORMAT_SUBCHUNK_SIZE = 16;

    /**
     *
     * @param PcmFormatChunkID
     * @param PcmFormatChunkSize
     * @param _wFormatTag
     * @param _wChannels
     * @param _dwSamplesPerSec
     * @param _dwAvgBytesPerSec
     * @param _wBlockAlign
     * @param _wBitsPerSample
     *
     * @since 2013-08-27
     */
    ChunkFormatPCM(String PcmFormatChunkID, int PcmFormatChunkSize,
            short _wFormatTag, short _wChannels, int _dwSamplesPerSec,
            int _dwAvgBytesPerSec, short _wBlockAlign, short _wBitsPerSample) {
        super(PcmFormatChunkID, PcmFormatChunkSize, _wFormatTag, _wChannels,
                _dwSamplesPerSec, _dwAvgBytesPerSec, _wBlockAlign,
                _wBitsPerSample);
    }

    /**
     *
     * @param _wFormatTag
     * @param _wChannels
     * @param _dwSamplesPerSec
     * @param _dwAvgBytesPerSec
     * @param _wBlockAlign
     * @param _wBitsPerSample
     *
     * @since 2013-08-30
     */
    ChunkFormatPCM(short _wFormatTag, short _wChannels,
            int _dwSamplesPerSec, int _dwAvgBytesPerSec, short _wBlockAlign,
            short _wBitsPerSample) {
        super(PCM_FORMAT_SUBCHUNK_SIZE, _wFormatTag, _wChannels, _dwSamplesPerSec,
                _dwAvgBytesPerSec, _wBlockAlign, _wBitsPerSample);
    }

    /**
     *
     * @param dos DataOutputStream that points correctly to the underlying output
     * stream for writing data.
     * @throws IOException if an output error occurs.
     * 
     * @since 2013-08-04
     */
    protected void save(DataOutputStream dos) throws IOException {
        writeCkID(dos);
        writeCkSize(dos);
        writeWFormatTag(dos);
        writeWChannels(dos);
        writeDWSamplesPerSec(dos);
        writeDWAvgBytesPerSec(dos);
        writeWBlockAlign(dos);
        writeWBitsPerSample(dos);
    }
}
